In addition to my PhD and occasionally helping my supervisor out, I have:
Organised a two day workshop on “Research Methodology” for new PhDs and academics from across the UK (http://www.srcf.ucam.org/ifmrmw/).
Some Materials supervising of second year undergraduate engineers at Clare college, maths supervising of first year undergraduate engineers at Caius college and Automation and Control supervising of third year undergraduate engineers studying MET.